Home / 6,777,081.75-9,352,438.43-3,721,361.61

Finding the Fourth Proportional to 6,777,081.75, 9,352,438.43 and 3,721,361.61

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Solution

The fourth proportional to 6,777,081.75, 9,352,438.43 and 3,721,361.61 is: 5,135,515.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,777,081.75 : 9,352,438.43 = 3,721,361.61 : x
  2. Step 2: Convert to fraction form
    6,777,081.75/9,352,438.43 = 3,721,361.61/x
  3. Step 3: Cross multiply
    6,777,081.75x = 9,352,438.43 × 3,721,361.61
  4. Step 4: Simplify right side
    6,777,081.75x = 34,803,805,333,290.67
  5. Step 5: Solve for x
    x = 34,803,805,333,290.67/6,777,081.75
  6. Step 6: Final answer
    x = 5,135,515.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.